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-rw-r--r--drivers/misc/genwqe/card_base.c18
-rw-r--r--drivers/misc/genwqe/card_ddcb.c22
-rw-r--r--drivers/misc/genwqe/card_dev.c7
-rw-r--r--drivers/misc/genwqe/card_utils.c5
4 files changed, 25 insertions, 27 deletions
diff --git a/drivers/misc/genwqe/card_base.c b/drivers/misc/genwqe/card_base.c
index 16672d9e1e0c..4cf8f82cfca2 100644
--- a/drivers/misc/genwqe/card_base.c
+++ b/drivers/misc/genwqe/card_base.c
@@ -388,8 +388,9 @@ static int genwqe_ffdc_buffs_alloc(struct genwqe_dev *cd)
/* currently support only the debug units mentioned here */
cd->ffdc[type].entries = e;
- cd->ffdc[type].regs = kmalloc(e * sizeof(struct genwqe_reg),
- GFP_KERNEL);
+ cd->ffdc[type].regs =
+ kmalloc_array(e, sizeof(struct genwqe_reg),
+ GFP_KERNEL);
/*
* regs == NULL is ok, the using code treats this as no regs,
* Printing warning is ok in this case.
@@ -728,8 +729,8 @@ static u64 genwqe_fir_checking(struct genwqe_dev *cd)
__genwqe_writeq(cd, sfir_addr, sfir);
dev_dbg(&pci_dev->dev,
- "[HM] Clearing 2ndary FIR 0x%08x "
- "with 0x%016llx\n", sfir_addr, sfir);
+ "[HM] Clearing 2ndary FIR 0x%08x with 0x%016llx\n",
+ sfir_addr, sfir);
/*
* note, these cannot be error-Firs
@@ -745,9 +746,8 @@ static u64 genwqe_fir_checking(struct genwqe_dev *cd)
__genwqe_writeq(cd, fir_clr_addr, mask);
dev_dbg(&pci_dev->dev,
- "[HM] Clearing primary FIR 0x%08x "
- "with 0x%016llx\n", fir_clr_addr,
- mask);
+ "[HM] Clearing primary FIR 0x%08x with 0x%016llx\n",
+ fir_clr_addr, mask);
}
}
}
@@ -1209,8 +1209,8 @@ static int genwqe_probe(struct pci_dev *pci_dev,
err = genwqe_health_check_start(cd);
if (err < 0) {
dev_err(&pci_dev->dev,
- "err: cannot start health checking! "
- "(err=%d)\n", err);
+ "err: cannot start health checking! (err=%d)\n",
+ err);
goto out_stop_services;
}
}
diff --git a/drivers/misc/genwqe/card_ddcb.c b/drivers/misc/genwqe/card_ddcb.c
index fe8e433cdd15..f10575000180 100644
--- a/drivers/misc/genwqe/card_ddcb.c
+++ b/drivers/misc/genwqe/card_ddcb.c
@@ -185,8 +185,7 @@ static void print_ddcb_info(struct genwqe_dev *cd, struct ddcb_queue *queue)
pddcb = queue->ddcb_vaddr;
for (i = 0; i < queue->ddcb_max; i++) {
dev_err(&pci_dev->dev,
- " %c %-3d: RETC=%03x SEQ=%04x "
- "HSI=%02X SHI=%02x PRIV=%06llx CMD=%03x\n",
+ " %c %-3d: RETC=%03x SEQ=%04x HSI=%02X SHI=%02x PRIV=%06llx CMD=%03x\n",
i == queue->ddcb_act ? '>' : ' ',
i,
be16_to_cpu(pddcb->retc_16),
@@ -214,6 +213,7 @@ struct genwqe_ddcb_cmd *ddcb_requ_alloc(void)
void ddcb_requ_free(struct genwqe_ddcb_cmd *cmd)
{
struct ddcb_requ *req = container_of(cmd, struct ddcb_requ, cmd);
+
kfree(req);
}
@@ -306,7 +306,7 @@ static int enqueue_ddcb(struct genwqe_dev *cd, struct ddcb_queue *queue,
new = (old | DDCB_NEXT_BE32);
- wmb();
+ wmb(); /* need to ensure write ordering */
icrc_hsi_shi = cmpxchg(&prev_ddcb->icrc_hsi_shi_32, old, new);
if (icrc_hsi_shi == old)
@@ -317,7 +317,7 @@ static int enqueue_ddcb(struct genwqe_dev *cd, struct ddcb_queue *queue,
ddcb_mark_tapped(pddcb);
num = (u64)ddcb_no << 8;
- wmb();
+ wmb(); /* need to ensure write ordering */
__genwqe_writeq(cd, queue->IO_QUEUE_OFFSET, num); /* start queue */
return RET_DDCB_TAPPED;
@@ -416,9 +416,7 @@ static int genwqe_check_ddcb_queue(struct genwqe_dev *cd,
status = __genwqe_readq(cd, queue->IO_QUEUE_STATUS);
dev_err(&pci_dev->dev,
- "[%s] SEQN=%04x HSI=%02x RETC=%03x "
- " Q_ERRCNTS=%016llx Q_STATUS=%016llx\n"
- " DDCB_DMA_ADDR=%016llx\n",
+ "[%s] SEQN=%04x HSI=%02x RETC=%03x Q_ERRCNTS=%016llx Q_STATUS=%016llx DDCB_DMA_ADDR=%016llx\n",
__func__, be16_to_cpu(pddcb->seqnum_16),
pddcb->hsi, retc_16, errcnts, status,
queue->ddcb_daddr + ddcb_offs);
@@ -439,8 +437,7 @@ static int genwqe_check_ddcb_queue(struct genwqe_dev *cd,
vcrc_16 = be16_to_cpu(pddcb->vcrc_16);
if (vcrc != vcrc_16) {
printk_ratelimited(KERN_ERR
- "%s %s: err: wrong VCRC pre=%02x vcrc_len=%d "
- "bytes vcrc_data=%04x is not vcrc_card=%04x\n",
+ "%s %s: err: wrong VCRC pre=%02x vcrc_len=%d bytes vcrc_data=%04x is not vcrc_card=%04x\n",
GENWQE_DEVNAME, dev_name(&pci_dev->dev),
pddcb->pre, VCRC_LENGTH(req->cmd.asv_length),
vcrc, vcrc_16);
@@ -717,8 +714,7 @@ go_home:
genwqe_hexdump(pci_dev, pddcb, sizeof(*pddcb));
dev_err(&pci_dev->dev,
- "[%s] err: DDCB#%d not purged and not completed "
- "after %d seconds QSTAT=%016llx!!\n",
+ "[%s] err: DDCB#%d not purged and not completed after %d seconds QSTAT=%016llx!!\n",
__func__, req->num, genwqe_ddcb_software_timeout,
queue_status);
@@ -1344,8 +1340,8 @@ int genwqe_finish_queue(struct genwqe_dev *cd)
break;
dev_dbg(&pci_dev->dev,
- " DEBUG [%d/%d] waiting for queue to get empty: "
- "%d requests!\n", i, waitmax, in_flight);
+ " DEBUG [%d/%d] waiting for queue to get empty: %d requests!\n",
+ i, waitmax, in_flight);
/*
* Severe severe error situation: The card itself has
diff --git a/drivers/misc/genwqe/card_dev.c b/drivers/misc/genwqe/card_dev.c
index 80fdde2873de..59e0081acc8f 100644
--- a/drivers/misc/genwqe/card_dev.c
+++ b/drivers/misc/genwqe/card_dev.c
@@ -213,9 +213,9 @@ static void genwqe_remove_mappings(struct genwqe_file *cfile)
* GENWQE_MAPPING_SGL_TEMP should be removed by tidy up code.
*/
dev_err(&pci_dev->dev,
- "[%s] %d. cleanup mapping: u_vaddr=%p "
- "u_kaddr=%016lx dma_addr=%lx\n", __func__, i++,
- dma_map->u_vaddr, (unsigned long)dma_map->k_vaddr,
+ "[%s] %d. cleanup mapping: u_vaddr=%p u_kaddr=%016lx dma_addr=%lx\n",
+ __func__, i++, dma_map->u_vaddr,
+ (unsigned long)dma_map->k_vaddr,
(unsigned long)dma_map->dma_addr);
if (dma_map->type == GENWQE_MAPPING_RAW) {
@@ -346,6 +346,7 @@ static int genwqe_open(struct inode *inode, struct file *filp)
static int genwqe_fasync(int fd, struct file *filp, int mode)
{
struct genwqe_file *cdev = (struct genwqe_file *)filp->private_data;
+
return fasync_helper(fd, filp, mode, &cdev->async_queue);
}
diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c
index 349b342c369b..7cb3b7e41739 100644
--- a/drivers/misc/genwqe/card_utils.c
+++ b/drivers/misc/genwqe/card_utils.c
@@ -150,6 +150,7 @@ int genwqe_read_app_id(struct genwqe_dev *cd, char *app_name, int len)
memset(app_name, 0, len);
for (i = 0, j = 0; j < min(len, 4); j++) {
char ch = (char)((app_id >> (24 - j*8)) & 0xff);
+
if (ch == ' ')
continue;
app_name[i++] = isprint(ch) ? ch : 'X';
@@ -304,8 +305,7 @@ int genwqe_alloc_sync_sgl(struct genwqe_dev *cd, struct genwqe_sgl *sgl,
sgl->nr_pages = DIV_ROUND_UP(sgl->fpage_offs + user_size, PAGE_SIZE);
sgl->lpage_size = (user_size - sgl->fpage_size) % PAGE_SIZE;
- dev_dbg(&pci_dev->dev, "[%s] uaddr=%p usize=%8ld nr_pages=%ld "
- "fpage_offs=%lx fpage_size=%ld lpage_size=%ld\n",
+ dev_dbg(&pci_dev->dev, "[%s] uaddr=%p usize=%8ld nr_pages=%ld fpage_offs=%lx fpage_size=%ld lpage_size=%ld\n",
__func__, user_addr, user_size, sgl->nr_pages,
sgl->fpage_offs, sgl->fpage_size, sgl->lpage_size);
@@ -662,6 +662,7 @@ int genwqe_user_vunmap(struct genwqe_dev *cd, struct dma_mapping *m,
u8 genwqe_card_type(struct genwqe_dev *cd)
{
u64 card_type = cd->slu_unitcfg;
+
return (u8)((card_type & IO_SLU_UNITCFG_TYPE_MASK) >> 20);
}
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